mata22MATA22 MATA22 PMB LAYANAN PORTAL RESMI DAFTAR MATA22. Rp 30.000. Detail Produk . MATA22 PMB Jalan H. Badaruddin Desa Bagu KecamatanMATA22 Final Exam Review Seminar Notes Alice Huang April 2 2019 1 Complex Numbers Problem Roots of Complex Number. Find all complex numbers x such that x4 = −1. Solution: